122002021110 has 32 divisors (see below), whose sum is σ = 292817290752. Its totient is φ = 32532490080.

The previous prime is 122002021081. The next prime is 122002021111. The reversal of 122002021110 is 11120200221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122002021111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 770997 + ... + 915663.

It is an arithmetic number, because the mean of its divisors is an integer number (9150540336).

Almost surely, 2^122002021110 is an apocalyptic number.

122002021110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122002021110 is an abundant number, since it is smaller than the sum of its proper divisors (170815269642).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122002021110 is a wasteful number, since it uses less digits than its factorization.

122002021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172788.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 122002021110 its reverse (11120200221), we get a palindrome (133122221331).

The spelling of 122002021110 in words is "one hundred twenty-two billion, two million, twenty-one thousand, one hundred ten".